13982155

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{191}}^1$

素因数の和:240

約数の個数: 20

約数和(自身を含む): 18552960

約数和(自身を除く): 4570805

約数列:

[1, 5, 11, 55, 121, 191, 605, 955, 1331, 2101, 6655, 10505, 14641, 23111, 73205, 115555, 254221, 1271105, 2796431, 13982155]

約数ペア:

[(1, 13982155), (5, 2796431), (11, 1271105), (55, 254221), (121, 115555), (191, 73205), (605, 23111), (955, 14641), (1331, 10505), (2101, 6655)]